#Collaboration {
    margin: auto;
    text-align: center;
    position: relative;
    top: 200px;
    scroll-margin-top: 100px;
}

#Collaboration_zhuang {
    margin: auto;
}

.user_s_u {
    display: flex;
    position: relative;
    top: 50px;
}

.user_sss_uu {
    display: flex;
    position: relative;
    top: 100px;
}

#user_sss span {
    display: block;
}

#user_uu {
    position: relative;
    top: 50px;
}

.font_max {
    color: #beb9b9;
}

#Collaboration_zhuang {
    width: 700px;
    margin: auto;
}

.animated-dashed-line {
    width: 700px;
    height: 2px;
    background: linear-gradient(90deg, transparent 0%, transparent 50%, #ffffff 50%, #caff91 100%);
    background-size: 20px 2px;
    background-repeat: repeat-x;
    animation: move-dash 1s linear infinite;
    position: relative;
    top: 30px;
}

@keyframes move-dash {
    from {
        background-position: 0 0;
    }

    to {
        background-position: 20px 0;
    }
}

.font_max {
    font-size: 50px;
}

#ll_123 {
    border-right: 3px solid #fffefe;
}

#user_users_clo {
    position: relative;
    top: 200px;
    background: transparent;
}